Preheat oven to 350 degrees F
Coat a 13x9 baking pan with non-stick cooking spray and dust with flour
In a large bowl, whisk eggs
Add sugar, oil and pumpkin puree and mix until smooth
In a medium bowl, whisk together the flour, salt, baking soda, cinnamon and pumpkin pie spice
Gradually add the dry ingredients to the wet ingredients and mix until well combined and smooth
Evenly spread batter into prepared baking pan
Bake at 350 degrees F for 30-40 minutes or until a toothpick inserted in the center comes out clean
Remove from oven onto wire rack and cool completely